物理量名称 |
温度℃ |
热比容Cp(J/kg.℃) |
导热系数λ(W/m.℃) |
密度ρ(Kg/m3) |
纯铜 |
0 |
401 |
||
20 |
386 |
398 |
8930 |
|
-100 |
421 |
|||
100 |
393 |
|||
200 |
389 |
|||
300 |
384 |
|||
纯铝 |
0 |
236 |
||
20 |
902 |
236 |
2710 |
|
-100 |
243 |
|||
100 |
240 |
|||
200 |
238 |
|||
300 |
234 |
|||
纯铁 |
0 |
83.5 |
||
20 |
455 |
81.1 |
7870 |
|
-100 |
95.7 |
|||
100 |
72.1 |
|||
200 |
63.5 |
|||
300 |
56.5 |
|||
干空气 |
0 |
1005 |
0.0244 |
1.293 |
20 |
1005 |
0.0259 |
1.205 |
|
40 |
1005 |
0.0276 |
1.128 |
|
60 |
1005 |
0.0290 |
1.060 |
|
80 |
1009 |
0.0305 |
1.000 |
|
100 |
1009 |
0.0321 |
0.946 |
|
120 |
1009 |
0.0334 |
0.898 |
|
140 |
1013 |
0.0349 |
0.854 |
|
160 |
1017 |
0.0364 |
0.815 |
|
水 |
0 |
4212 |
0.551 |
999.9 |
20 |
4183 |
0.599 |
998.2 |
|
40 |
4174 |
0.635 |
992.2 |
|
60 |
4179 |
0.659 |
983.1 |
|
80 |
4195 |
0.674 |
971.8 |
|
100 |
4220 |
0.683 |
958.4 |
|
120 |
4250 |
0.686 |
943.1 |
|
润滑油 |
0 |
1866 |
0.1493 |
905.2 |
20 |
1915 |
0.1477 |
892.8 |
|
40 |
2035 |
0.1462 |
880.7 |
|
60 |
2114 |
0.1446 |
869.0 |
|
80 |
2194 |
0.1431 |
857.5 |
|
100 |
2265 |
0.1416 |
846.4 |